166151770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 331879680

約数和(自身を除く): 165727910

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 193, 197, 230, 386, 394, 437, 874, 965, 985, 1930, 1970, 2185, 3667, 3743, 4370, 4439, 4531, 7334, 7486, 8878, 9062, 18335, 18715, 22195, 22655, 36670, 37430, 38021, 44390, 45310, 76042, 84341, 86089, 168682, 172178, 190105, 380210, 421705, 430445, 722399, 843410, 860890, 874483, 1444798, 1748966, 3611995, 4372415, 7223990, 8744830, 16615177, 33230354, 83075885, 166151770]

約数ペア:

[(1, 166151770), (2, 83075885), (5, 33230354), (10, 16615177), (19, 8744830), (23, 7223990), (38, 4372415), (46, 3611995), (95, 1748966), (115, 1444798), (190, 874483), (193, 860890), (197, 843410), (230, 722399), (386, 430445), (394, 421705), (437, 380210), (874, 190105), (965, 172178), (985, 168682), (1930, 86089), (1970, 84341), (2185, 76042), (3667, 45310), (3743, 44390), (4370, 38021), (4439, 37430), (4531, 36670), (7334, 22655), (7486, 22195), (8878, 18715), (9062, 18335)]